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headius/jruby_criu.txt

Last active April 26, 2023 16:02
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JRuby using Checkpoint and Restore In Userspace to start up fast
Raw
jruby_criu.txt
root@e7fc053b9e41:/instantOnDemo/jruby# time jruby -e 'puts "hello!"'
hello!
real 0m5.546s
user 0m9.524s
sys 0m0.796s
root@e7fc053b9e41:/instantOnDemo/jruby# jruby --checkpoint -e 'puts "hello!"'
Warming up JRuby... done! Saving checkpoint.
Killed
root@e7fc053b9e41:/instantOnDemo/jruby# time jruby --restore
hello!
real 0m0.904s
user 0m1.047s
sys 0m0.403s
root@e7fc053b9e41:/instantOnDemo/jruby# time jruby --restore
hello!
real 0m0.890s
user 0m1.039s
sys 0m0.369s
root@e7fc053b9e41:/instantOnDemo/jruby# time jruby --restore
hello!
real 0m0.696s
user 0m0.673s
sys 0m0.370s
root@e7fc053b9e41:/instantOnDemo/jruby# time jruby --restore
hello!
real 0m0.704s
user 0m0.674s
sys 0m0.375s
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